diff --git a/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommand.cs b/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommand.cs
index 88a40b9..6e3a0a3 100644
--- a/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommand.cs
+++ b/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommand.cs
@@ -1,7 +1,7 @@
 namespace CMSMicroservice.Application.InventoryItemCQ.Commands.ReduceInventory;
 
 /// <summary>
-/// Command برای کم کردن موجودی (فروش)
+/// Command برای کم کردن موجودی (فروش، خسارت، مفقودی و ...)
 /// </summary>
 public record ReduceInventoryCommand : IRequest<ReduceInventoryResponseDto>
 {
@@ -19,4 +19,8 @@ public record ReduceInventoryCommand : IRequest<ReduceInventoryResponseDto>
     public long? PerformedByUserId { get; init; }
     /// <summary>آیا از موجودی رزرو شده کم شود؟</summary>
     public bool FromReserved { get; init; } = true;
+    /// <summary>نوع حرکت انبار (پیش‌فرض: فروش)</summary>
+    public Domain.Enums.StockMovementType MovementType { get; init; } = Domain.Enums.StockMovementType.Sale;
+    /// <summary>توضیحات</summary>
+    public string? Note { get; init; }
 }
diff --git a/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommandHandler.cs b/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommandHandler.cs
index a4587e8..bf3df1b 100644
--- a/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommandHandler.cs
+++ b/src/CMSMicroservice.Application/InventoryItemCQ/Commands/ReduceInventory/ReduceInventoryCommandHandler.cs
@@ -53,11 +53,11 @@ public class ReduceInventoryCommandHandler : IRequestHandler<ReduceInventoryComm
         var stockMovement = new StockMovement
         {
             InventoryItemId = item.Id,
-            MovementType = StockMovementType.Sale,
-            Quantity = request.Quantity,
+            MovementType = request.MovementType,
+            Quantity = -request.Quantity,  // منفی — CHECK constraint: QuantityAfter = QuantityBefore + Quantity
             QuantityBefore = previousQuantity,
             QuantityAfter = item.Quantity,
-            Note = "Sale confirmed",
+            Note = request.Note ?? request.MovementType.ToString(),
             ReferenceNumber = request.ReferenceNumber ?? $"SALE-{DateTime.UtcNow:yyyyMMddHHmmss}",
             OrderId = request.OrderId,
             DiscountOrderId = request.DiscountOrderId,
diff --git a/src/CMSMicroservice.WebApi/Services/InventoryService.cs b/src/CMSMicroservice.WebApi/Services/InventoryService.cs
index 63ee6ca..6af9386 100644
--- a/src/CMSMicroservice.WebApi/Services/InventoryService.cs
+++ b/src/CMSMicroservice.WebApi/Services/InventoryService.cs
@@ -181,7 +181,9 @@ public class InventoryService : InventoryContract.InventoryContractBase
                     Id = inventoryItem.Id,
                     Quantity = Math.Abs(difference),
                     FromReserved = false,
-                    ReferenceNumber = request.ReferenceNumber
+                    ReferenceNumber = request.ReferenceNumber,
+                    MovementType = Domain.Enums.StockMovementType.AdjustmentMinus,
+                    Note = "Stock adjustment (decrease)"
                 },
                 context.CancellationToken);
 
@@ -332,7 +334,9 @@ public class InventoryService : InventoryContract.InventoryContractBase
                 Id = inventoryItem.Id,
                 Quantity = request.Quantity,
                 FromReserved = false,
-                ReferenceNumber = request.ReferenceNumber ?? $"LOSS-{DateTime.UtcNow:yyyyMMddHHmmss}"
+                ReferenceNumber = request.ReferenceNumber ?? $"LOSS-{DateTime.UtcNow:yyyyMMddHHmmss}",
+                MovementType = (Domain.Enums.StockMovementType)request.LossType,
+                Note = string.IsNullOrWhiteSpace(request.Reason) ? null : request.Reason
             },
             context.CancellationToken);